This manual explains how to install the battery, set the correct time, and operate the alarm function of the Sampo PY‑Z911ML speed‑square alarm clock. It also covers temporary alarm silencing, battery‑low warnings, and steps for cleaning and maintenance.\n\nSafety guidelines advise removing the battery when the clock is not in use, avoiding water immersion, and prohibiting repair or modification by non‑professionals. Service contact information for the importer and after‑sales support is provided for any issues. This manual is written in Chinese.
Open the battery cover, then insert the battery with the correct polarity as shown in the manual.
Pull the time‑adjustment knob and rotate it to set the desired time.
Press the alarm switch (or pull the temporary‑stop key) to silence the alarm.
Replace the battery, as a weak sound may indicate low battery power.